20126380

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43753}}^1$

素因数の和:43785

約数の個数: 24

約数和(自身を含む): 44104032

約数和(自身を除く): 23977652

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 43753, 87506, 175012, 218765, 437530, 875060, 1006319, 2012638, 4025276, 5031595, 10063190, 20126380]

約数ペア:

[(1, 20126380), (2, 10063190), (4, 5031595), (5, 4025276), (10, 2012638), (20, 1006319), (23, 875060), (46, 437530), (92, 218765), (115, 175012), (230, 87506), (460, 43753)]